package java_thinking.unit_11._11_13;

import java.util.Iterator;

/**
 * @Description :
 * @author: cww
 * @DateTime: 2019-03-19 21:16
 */

public interface InterfaceTest {
    default void next(){
        System.out.println("ddd");
    }

    Iterator iterator();
}


class test implements InterfaceTest{

    @Override
    public Iterator iterator() {
        return null;
    }

    @Override
    public void next() {

    }
}